.sheet{
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    top: 0;
    background-color: rgba(0, 0, 0, 0.2);
    .ul-box{
        padding: 0;
//      background-color: @sheetBgColor;
        position: fixed;
        left: 0;
        right: 0;
        bottom: 0;
        margin: 8px;
        ul{
            padding: 0;
            margin: 10px 0;
            border-radius: 5px;
            overflow: scroll;
            max-height: 500px;
        }
        li,button{
            background-color: @sheetBgColor;
            .h(50);
            .lh(50);
            width: 100%;
            color: dodgerblue;
        }
        li{
            list-style: none;
            border-bottom: 1px solid lightgray;
        }
        button{
            border: none;
            border-radius: 5px;
            font-size: 16px;
        }
    }
}
